Finding the Fourth Proportional to 11,636,567.69, 16,068,617.87 and 7,293,120.08
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Solution
The fourth proportional to 11,636,567.69, 16,068,617.87 and 7,293,120.08 is: 10,070,869.92
Step by Step Solution
- Step 1: Write the proportion equation
11,636,567.69 : 16,068,617.87 = 7,293,120.08 : x - Step 2: Convert to fraction form
11,636,567.69/16,068,617.87 = 7,293,120.08/x - Step 3: Cross multiply
11,636,567.69x = 16,068,617.87 × 7,293,120.08 - Step 4: Simplify right side
11,636,567.69x = 117,190,359,528,735.14 - Step 5: Solve for x
x = 117,190,359,528,735.14/11,636,567.69 - Step 6: Final answer
x = 10,070,869.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.